Montreal R Users

Wow session

Corey Chivers
PhD Candidate, Data Hacker

Welcome to the

mtlrusers





Sponsored by:
revo

R does statistics

hw <- read.csv("data/heightweight.csv")
fit <- lm(hw$weightLb ~ hw$heightIn)
plot(hw$heightIn, hw$weightLb, xlab = "Height (Inches)", ylab = "Weight (Lbs)")
abline(fit, lty = 2)

plot of chunk smallplot

R does reproducible research

knitr + git

+

library(knitr)
knit('001-minimal.Rmd')

Let us change our traditional attitude to the construction of programs: Instead of imagining that our main task is to instruct a computer what to do, let us concentrate rather on explaining to humans what we want the computer to do. -- Donald E. Knuth, Literate Programming, 1984

references to R in published papers on the rise PLot if possible.

Acadamic API wrappers RPLoS, Rmendeley, ROpenSci

R does GIS

bikes

bikes

R does (competitive) datamining

Observing dark worlds Kaggle competition

Tool of choice for Kagglers

LDA Topic modelling of the Sarah Palin Emails

  • Wildlife:

    • game, fish, moose, wildlife, hunting, bears, polar, bear, subsistence, management, area, board, hunt, wolves, control, department, year, use, wolf, habitat, hunters, caribou, program, denby, fishing, …
  • Energy/Fuel/Oil/Mining:

    • energy, fuel, costs, oil, alaskans, prices, cost, nome, now, high, being, home, public, power, mine, crisis, price, resource, need, community, fairbanks, rebate, use, mining, villages, …
  • Trig/Family/Inspiration:

    • family, web, mail, god, son, from, congratulations, children, life, child, down, trig, baby, birth, love, you, syndrome, very, special, bless, old, husband, years, thank, best, …
  • Education/Waste:

    • school, waste, education, students, schools, million, read, email, market, policy, student, year, high, news, states, program, first, report, business, management, bulletin, information, reports, 2008, quarter, …

R does Business Intelligence

Demand forecasting at John Deere

R does Big Data

R and Hadoop

Easy parallelization and distribution

R does journalism

R does the web

Easy web apps with Shiny

Community development, community support

Packages on CRAN

Thank you for hosting!

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